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Perennial; 0.17-0.57 m high; rhizome long; slender; tufted. Leaf blades 30-45 x 1.0-2.5 mm; basal sheaths fibrous. Flowers: in a panicle of slender; spike-like racemes; digitately arranged; spikelets 5-6 mm long; spikes 2-8; up to 80 mm long; central nerve of lemma extending to an awn longer than floret.
Spikelets 4.6–6.5 mm long (excluding the awns); inferior glume 3.4–5.1 mm long, (0.8)0.9–1.2 times the length of the lowermost lemma; superior glume ± as long as the spikelet; fertile lemmas 1–2(3), 3.2–5.3 mm long, pilose on the back, with an awn up to 5 mm long (sometimes more); sterile lemmas 3–5.
Slender perennial, rhizomatous and tufted, up to 0.6 m high. Rhizome long and slender. Leaf blades 30-45 mm long, 1.0-2.5 mm wide. Basal sheaths fibrous. Spikelets 5-6 mm long. Spikes 2-8, up to 80 mm long; central nerve of lemma extending to an awn longer than floret.
Caespitose perennial; culms up to 50 cm tall, erect or ascending, wiry; leaf laminas (1)2–6(9) cm × 1.5–2.7(3) mm, narrowly linear, rather stiff, glaucous, flat or more often involute.
Racemes 3–8 cm long, slender, loose, flexuous.
